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Why is it important to keep migration scripts under version control during deployment?

hard📝 Conceptual Q10 of 15
Flask - Deployment
Why is it important to keep migration scripts under version control during deployment?
ATo reduce database size
BTo speed up Flask app startup time
CTo automatically rollback database changes
DTo ensure consistent database schema across environments
Step-by-Step Solution
Solution:

  1. Step 1: Understand migration scripts role

    Migration scripts describe database schema changes and must be consistent across environments.

  2. Step 2: Importance of version control

    Keeping scripts in version control ensures all developers and servers use the same schema changes.

  3. Final Answer:

    To ensure consistent database schema across environments -> Option D

  4. Quick Check:

    Version control = schema consistency [OK]
Quick Trick: Version control migration scripts for consistency [OK]
Common Mistakes:
MISTAKES
  • Thinking it speeds app startup
  • Assuming automatic rollback happens
  • Believing it reduces database size

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